[Radiance-general] luminaire modelling .ies data
Marija Cvetkovic
cveleglg at bankerinter.net
Tue Apr 4 15:40:13 CEST 2006
Hi Christian,
>
> What do i have to write when i have the same vertical angles but
> additionally these
> horizontal values and a rectangular shape?
> degrees: 0 2.5 5 7.5 10 12.5 15 17.5 20 25 30 35 40 45 50
> 55 60 65 70 75 80 85 (22)
> values: (22) i guess ;-)
> 1623 1628 1634 1641 1658 1677 1705 1744 1786 1885 2064 2254 2546 2905
> 3247 3864 4579 6024 7642 9496 8984 30789
For each vertical angle you should have values for all horizontal
angles. So the number of candela values is:
num_of_vertical_angles * num_of_horizontal angles
You can find IES file format specification in document "Thinking
Photometrically" on the site:http://www.helios32.com/resources.htm
I hope this helps you,
Marija
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